Material 1.7711

Warmfester Baustahl

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1.7711

Standards

HDIN / EN US-Standard AFNOR UNI JIS request
40CrMoV4-6 ASTM A193B16 UNS K14072 SNB16Class3 SNB21-1 SNB21-2 SNB21-3 SNB21-4 SNB21-5 request

Material Category: Warmfester Baustahl

Chemical Composition

C % Si % Mn % P % S %  Al % Cr % Mo % V %
0,36 - 0,44 max 0,40 0,45 - 0,85 max 0,025 max 0,030 max 0,0150 0,90 - 1,20 0,50 - 0,65 0,25 - 0,35

 

Product Specifications

DIN EN 10269 (02/2014)

Mechanical Properties

0,2% Dehngrenze (Rp0,2) Zeitdehngrenze 10.000 h (Rp 1,0)  Zeitdehngrenze 100.000 h (Rp 1,0) Zeitstandfestigkeit 10.000 h Zeitstandfestigkeit 100.000 h bei Temperatur
>= 635 N/mm²         ~ 200 ° C
>= 598 N/mm²         ~ 300 ° C
>= 578 N/mm²         ~ 350 ° C
>= 540 N/mm²         ~ 400 ° C
>= 500 N/mm² ~ 361 N/mm² ~ 288 N/mm² ~ 405 N/mm² ~ 328 N/mm² ~ 450 ° C
>= 460 N/mm² ~ 242 N/mm² ~ 175 N/mm² ~ 271 N/mm² ~ 188 N/mm² ~ 500 ° C
  ~ 138 N/mm² ~ 74 N/mm² ~ 170 N/mm² ~ 95 N/mm² ~ 550 ° C
Stabstahl
vergütet Streckgrenze (Re) Zugfestigkeit (Rm) Bruchdehnung (A5, 65) Härte [HB 30] Kerbschlagarbeit
(DVM)		 Probelage
<= 60 mm >= 700 N/mm² 850 - 1.000 N/mm² >= 14 % 250 - 295 HB 30 >= 41 Joule längs

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